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Re: [PATCH 0/5] do not take the iolock in inode reclaim context

To: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Subject: Re: [PATCH 0/5] do not take the iolock in inode reclaim context
From: Sage Weil <sage@xxxxxxxxxxx>
Date: Thu, 5 Jul 2012 17:05:56 -0700 (PDT)
Cc: xfs@xxxxxxxxxxx, sage@xxxxxxxxxxxx
In-reply-to: <20120704151328.928543446@xxxxxxxxxxxxxxxxxxxxxx>
References: <20120704151328.928543446@xxxxxxxxxxxxxxxxxxxxxx>
Hi Christoph,

On Wed, 4 Jul 2012, Christoph Hellwig wrote:
> This series should fix the (false-positive) lockdep warnings Sage
> has seen while testing ceph workloads with heavy attr usage.

I tried this out (minus the last patch, which didn't apply to 
linus/master) and it does make the warnings go away, thanks!  I'll run it 
through a larger test run to make sure nothing else comes up.
 
> Btw, you probably should create the XFS filesystems for Ceph usage
> with large inodes to avoid going out of line for the attributes.

Oh, right.  The qa stuff is still just doing mkfs.xfs defaults.

Thanks!
sage

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